https://dchua.com/tags/upnp/ Recent content in upnp on davidchua Hugo -- gohugo.io en-us Wed, 15 Jan 2014 00:00:00 +0000 https://dchua.com/posts/2014-01-15-upnp-igp/ Wed, 15 Jan 2014 00:00:00 +0000 https://dchua.com/posts/2014-01-15-upnp-igp/ #TIL in more detail how networked devices auto expose their listening ports to the external world without any user interaction on their routers. Key: Router UPnP allowing NAT traversal using the IGD Protocol. There’s even a ruby lib that helps you talk to your router to forward a port to a device behind NAT. Reference: Security Stackexchange